netlink: 24 bytes leftover after parsing attributes in process `syz.0.11948'. ------------[ cut here ]------------ inode->i_blocks WARNING: mm/shmem.c:1430 at shmem_evict_inode+0x8e6/0xbd0 mm/shmem.c:1430, CPU#2: syz.0.11948/16158 Modules linked in: CPU: 2 UID: 0 PID: 16158 Comm: syz.0.11948 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:shmem_evict_inode+0x8e6/0xbd0 mm/shmem.c:1430 Code: fe e8 ae cc b9 ff 45 85 ff 75 ac e8 f4 d1 b9 ff 48 8b 74 24 28 48 8b 7c 24 30 e8 75 79 92 ff e9 e5 fd ff ff e8 db d1 b9 ff 90 <0f> 0b 90 e9 59 f9 ff ff e8 cd d1 b9 ff 4c 89 e2 48 b8 00 00 00 00 RSP: 0000:ffffc90003a97700 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88804cb06900 RCX: ffffffff824e6afe RDX: ffff8880250124c0 RSI: ffffffff824e71a5 RDI: ffff8880250124c0 RBP: ffffc90003a97828 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000008 R13: 0000000000000000 R14: ffff88804cb06930 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888097340000(0000) knlGS:0000000000000000 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 000000008000c000 CR3: 000000000e598000 CR4: 0000000000352ef0 Call Trace: evict+0x3c2/0xad0 fs/inode.c:846 iput_final fs/inode.c:1966 [inline] iput.part.0+0x605/0xf50 fs/inode.c:2015 iput+0x35/0x40 fs/inode.c:1981 dentry_unlink_inode+0x2a1/0x490 fs/dcache.c:467 __dentry_kill+0x1d0/0x600 fs/dcache.c:670 finish_dput+0x76/0x480 fs/dcache.c:879 dput.part.0+0x456/0x570 fs/dcache.c:928 dput+0x1f/0x30 fs/dcache.c:920 __fput+0x519/0xb40 fs/file_table.c:477 task_work_run+0x150/0x240 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x8b8/0x2b60 kernel/exit.c:976 do_group_exit+0xd5/0x2a0 kernel/exit.c:1118 get_signal+0x1ec7/0x21e0 kernel/signal.c:3034 arch_do_signal_or_restart+0x91/0x770 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline] exit_to_user_mode_loop+0x86/0x4a0 kernel/entry/common.c:98 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline] __do_fast_syscall_32+0x578/0x8c0 arch/x86/entry/syscall_32.c:310 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:332 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf701ef6c Code: Unable to access opcode bytes at 0xf701ef42. RSP: 002b:00000000f540d5bc EFLAGS: 00000292 ORIG_RAX: 00000000000000f0 RAX: fffffffffffffe00 RBX: 00000000f7414f88 RCX: 0000000000000080 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000f7414f8c RBP: 0000000000000081 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000